﻿using System;

namespace Volo.Abp.Features;

/// <summary>
/// This attribute can be used on a class/method to declare that given class/method is available
/// only if required feature(s) are enabled.
/// </summary>
[AttributeUsage(AttributeTargets.Class | AttributeTargets.Method)]
public class RequiresFeatureAttribute : Attribute
{
    /// <summary>
    /// A list of features to be checked if they are enabled.
    /// </summary>
    public string[] Features { get; }

    /// <summary>
    /// If this property is set to true, all of the <see cref="Features"/> must be enabled.
    /// If it's false, at least one of the <see cref="Features"/> must be enabled.
    /// Default: false.
    /// </summary>
    public bool RequiresAll { get; set; }

    /// <summary>
    /// Creates a new instance of <see cref="RequiresFeatureAttribute"/> class.
    /// </summary>
    /// <param name="features">A list of features to be checked if they are enabled</param>
    public RequiresFeatureAttribute(params string[] features)
    {
        Features = features ?? Array.Empty<string>();
    }
}
